NCI Dictionary of Cancer Terms

The NCI Dictionary of Cancer Terms features 7,804 terms related
to cancer and medicine.

Browse the dictionary by selecting a letter of the alphabet or by entering a cancer-related
word or phrase in the search box.

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A rare form of lymphoma (cancer that begins in cells of the immune system) in which different types of lymphoma cells occur at the same time. The different lymphoma cells may form in the same tissue or organ or in many different tissues or organs. The composite lymphoma may contain different types of non-Hodgkin lymphoma cells or both Hodgkin and non-Hodgkin lymphoma cells.